pollution indicator organism

См. также в других словарях:

• indicator organism — An organism whose presence indicates the condition of a substance or environment, for example, the potential presence of pathogens. Coliforms are used as indicators of fecal pollution …   Dictionary of microbiology

• Indicator bacteria — Each gram of human feces contains approximately 12 billion (12*109) bacteria, among them may include pathogenic bacteria, such as Salmonella , associated with gastroenteritis. In addition, feces may contain pathogenic viruses, protozoa and… …   Wikipedia

• Reclaimed water — Reclaimed water, sometimes called recycled water, is former wastewater (sewage) that has been treated to remove solids and certain impurities, and then allowed to recharge the aquifer rather than being discharged to surface water. This recharging …   Wikipedia

• Columbia Slough — Coordinates: 45°38′36″N 122°46′07″W / 45.64333°N 122.76861°W / 45.64333; 122.76861 …   Wikipedia

• Silver nitrate — Silver nitrate …   Wikipedia

• Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… …   Wikipedia

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• Lichen — For other uses, see Lichen (disambiguation). Lichenes from Ernst Haeckel s Artforms of Nature, 1904 …   Wikipedia

• Freshwater environmental quality parameters — are the natural and man made chemical, biological and microbiological characteristics of rivers, lakes and ground waters, the ways they are measured and the ways that they change. The values or concentrations attributed to such parameters can be… …   Wikipedia

• Marine habitats — Coral reefs provide marine habitats for tube sponges, which in turn become marine habitats for fishes Littoral zone …   Wikipedia

• Puget Sound environmental issues — articleissues POV = December 2007 copyedit = January 2007 citationstyle = October 2008The environmental health of Puget Sound, Washington has a diverse and complex history related to a long, involved relationship with marine and freshwater… …   Wikipedia